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authorJacob McDonnell <jacob@jacobmcdonnell.com>2026-04-25 19:55:43 -0400
committerJacob McDonnell <jacob@jacobmcdonnell.com>2026-04-25 19:55:43 -0400
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docs: Added All FreeBSD Manuals
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+<table class="head">
+ <tr>
+ <td class="head-ltitle">DEVICE_DELETE_CHILD(9)</td>
+ <td class="head-vol">Kernel Developer's Manual</td>
+ <td class="head-rtitle">DEVICE_DELETE_CHILD(9)</td>
+ </tr>
+</table>
+<div class="manual-text">
+<section class="Sh">
+<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1>
+<p class="Pp"><code class="Nm">device_delete_child</code> &#x2014;
+ <span class="Nd">delete a child from a device</span></p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="SYNOPSIS"><a class="permalink" href="#SYNOPSIS">SYNOPSIS</a></h1>
+<p class="Pp"><code class="In">#include
+ &lt;<a class="In">sys/param.h</a>&gt;</code>
+ <br/>
+ <code class="In">#include &lt;<a class="In">sys/bus.h</a>&gt;</code></p>
+<p class="Pp"><var class="Ft">int</var>
+ <br/>
+ <code class="Fn">device_delete_child</code>(<var class="Fa" style="white-space: nowrap;">device_t
+ dev</var>, <var class="Fa" style="white-space: nowrap;">device_t
+ child</var>);</p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1>
+<p class="Pp">The specified device is removed from <var class="Fa">dev</var> and
+ deleted. If the device is currently attached, it is first detached via
+ <a class="Xr">device_detach(9)</a>. If
+ <a class="permalink" href="#device_detach"><code class="Fn" id="device_detach">device_detach</code></a>()
+ fails, its error value is returned. Otherwise, all descendant devices of
+ <var class="Fa">child</var> are deleted and zero is returned.</p>
+<p class="Pp">The <a class="Xr">BUS_CHILD_DELETED(9)</a> method is invoked for
+ each device that is deleted. This permits the parent device's driver to tear
+ down any state associated with child devices such as ivars.</p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="RETURN_VALUES"><a class="permalink" href="#RETURN_VALUES">RETURN
+ VALUES</a></h1>
+<p class="Pp">Zero is returned on success, otherwise an error is returned.</p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE
+ ALSO</a></h1>
+<p class="Pp"><a class="Xr">BUS_CHILD_DELETED(9)</a>,
+ <a class="Xr">device_add_child(9)</a></p>
+</section>
+<section class="Sh">
+<h1 class="Sh" id="AUTHORS"><a class="permalink" href="#AUTHORS">AUTHORS</a></h1>
+<p class="Pp">This manual page was written by <span class="An">Doug
+ Rabson</span>.</p>
+</section>
+</div>
+<table class="foot">
+ <tr>
+ <td class="foot-date">February 5, 2025</td>
+ <td class="foot-os">FreeBSD 15.0</td>
+ </tr>
+</table>